We all know Kendall Jenner and little sis Kylie are super close, but they got a little cosier than we expected on Snapchat over the weekend, when Kylie slipped her hand down the front of Kendall’s denim shorts.

The Keeping Up With The Kardashians stars were fooling around on camera when Kylie’s fingers – complete with long manicured talons – made it inside her model sister’s shorts.